valve box type piston pump 阀室式活塞泵 ; 阀箱式活塞泵
suction box water pump 吸水箱水泵 ; 吸盛水的箱子抽水机
pump box 泵壳 ; 活塞筒
a push-pull box pump 推挽式箱型泵
gear box draining pump 齿轮箱泄油泵
pump supporting box 泵支承箱
circulating pump stuffing box 循环水泵软垫臼
Pump Ball Into Box 吊入禁区
A vacuum pump, housed in a rusty ammo box, captured a fumarole's plume.
一个生锈盒子里装着一台真空泵，用来捕获喷气孔冒出的烟羽。
The overall design for the hydraulic top drive, discussed how to choice the motor, pump, and the design and layout of the gear box, the brake energy recovery and so on.
对液压顶驱进行了总体设计，讨论了马达、泵等的选择，减速箱的设计方案与布局，刹车制动能量回收等。
The optimal hydraulic design can effectively improve the outlet flow pattern of suction box to ensure better flow conditions for pump and raise the efficiency of pumping system substantially.
进水流道水力设计优化可有效地改善进水流道出口流态，确保水泵有良好的进水条件，大幅度提高水泵装置效率。
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